Petroleum refining(processing)
[化] 石油炼制
🧩 词语组成解析
🗣️ 情景例句
This is fun. It's a piece of cake.
有意思 毫不费力。
Once on shore, we pray no more.
一旦上了岸，就不再祈祷。
Because the weather was very hot, he carried the bed on to the roof of his house.
由于天气很热，他便把床搬到了他的屋顶上。